Atlantic Supermax 15W-40CH-4/SJ is a high ash Multigrade Diesel Engine
Oil formulated to meet the needs of older American, European and
Japanese heavy-duty diesel engines.
Atlantic Supermax 15W-40CH-4/SJ meets the requirements of JASO DH-1 and
also exceeds the soot thickening control and valve train wear
protection requirements of API CH-4.
Atlantic Supermax meets the following specifications: SAE 15W-40.API Diesel rating CH-4 and all previous designations.
API Petrol rating SL and all previous designations.